I believe this was only needed during the sprint, before we had
RenderSteps.
Bug: skia:12701
Change-Id: I4945fc69f9c1cd419b8c3143b6638e4769761ff9
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/541976
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
Reviewed-by: Michael Ludwig <michaelludwig@google.com>